Robertshaw 10-043 Orifice

The Robertshaw 10-043 Orifice is a critical component for maintaining precise gas flow or flame rectification in various pilot burner assemblies. This universal type orifice is precision-machined to support both Natural Gas and LP (liquid propane) applications, making it a staple for a service van’s inventory. It features a 0.014-inch orifice size and is specifically engineered for 3/16" tube connections, providing the tight tolerances required for high-efficiency burner performance in residential and commercial heating systems.

Designed for compatibility with Robertshaw 1890 and 1898 series orifices, this component is frequently used in #70 and #71 pilot usage scenarios. The construction ensures consistent delivery of gas to the pilot burner, facilitating reliable ignition and stable pilot flame profiles. For contractors dealing with frequent water heater or boiler service calls, this Robertshaw 10-043 provides a reliable solution for replacing clogged or damaged orifices that contribute to pilot failure or irregular burner cycling.

• Compatible with Robertshaw 1890 and 1898 series pilot burners for versatile field replacement.
• Supports Natural Gas or LP Gas systems, reducing the need to stock multiple gas-specific parts.
• Precision-drilled 0.014 orifice ensures optimal flow rates for stable ignition.
• Standard 3/16 tube sizing allows for straightforward integration with existing gas lines.

Can I use this orifice for both Propane and Natural Gas?
Yes, this 10-043 is a universal type gas orifice designed to handle both fuel types, provided the rest of the pilot assembly is appropriately configured for the specific gas pressure of the system.

What pilot assemblies does this part fit?
This part is specifically engineered for used with Robertshaw 1890 and 1898 series assemblies and is the standard replacement for #70 and #71 pilot applications.

What is the exact tube diameter required for this fitting?
This orifice is designed for a 3/16-inch tube connection, ensuring a secure and leak-free fit when properly seated in the pilot bracket.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.